Patents by Inventor Paul Huprich

Paul Huprich has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Device for closing a drive casing pipe
    Patent number: 9922735
    Abstract: The invention relates to a device for closing a pipe opening, opening upwards, of a drive casing pipe accommodating the control rod drive of a boiling water reactor, said device comprising a closure plug with a plug housing, opening downwards, a sealing element guided axially so as to be movable within the plug housing, which element has a sealing face providing a sealing contact with an annular counter face defining the pipe opening, a locking element provided to fix the plug housing on the drive casing pipe, and a spring, which is supported by the upper end thereof on the plug housing and by the lower end thereof on the sealing element and holds said element in a lower end position.
    Type: Grant
    Filed: August 9, 2013
    Date of Patent: March 20, 2018
    Assignee: AREVA GMBH
    Inventors: Erhard Müller, Paul Huprich, Arne Brockmöller-Meiners
  • DEVICE FOR CLOSING A DRIVE CASING PIPE
    Publication number: 20150243381
    Abstract: The invention relates to a device for closing a pipe opening, opening upwards, of a drive casing pipe accommodating the control rod drive of a boiling water reactor, said device comprising a closure plug with a plug housing, opening downwards, a sealing element guided axially so as to be movable within the plug housing, which element has a sealing face providing a sealing contact with an annular counter face defining the pipe opening, a locking element provided to fix the plug housing on the drive casing pipe, and a spring, which is supported by the upper end thereof on the plug housing and by the lower end thereof on the sealing element and holds said element in a lower end position.
    Type: Application
    Filed: August 9, 2013
    Publication date: August 27, 2015
    Inventors: Erhard Müller, Paul Huprich, Arne Brockmöller-Meiners